github.com/traefik/yaegi@v0.15.1/_test/interface7.go (about) 1 package main 2 3 import "fmt" 4 5 type T int 6 7 func (t T) Error() string { return fmt.Sprintf("This is an error from T: %d", t) } 8 9 func f(t T) error { return t } 10 11 func main() { 12 x := T(1) 13 fmt.Println(f(x)) 14 } 15 16 // Output: 17 // This is an error from T: 1